.post-discussion {
  margin-top: clamp(0rem, 9vw, 6rem);
  padding-top: clamp(0.75rem, 1.8vw, 1.1rem);
  border-top: 1px solid var(--border-color);
}

.post-discussion-intro {
  display: grid;
  gap: 0.45rem;
  margin-bottom: 1.5rem;
}

.post-discussion-kicker {
  color: var(--text-1);
  font-size: 1.5rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.post-discussion-title {
  margin: 0;
  font-family: var(--header-font);
  font-size: clamp(1.4rem, 2vw, 1.75rem);
  line-height: 1.1;
}

.post-discussion-description {
  max-width: 38rem;
  margin: 0;
  color: var(--text-1);
  font-size: 0.98rem;
}

.post-discussion .giscus {
  margin-top: 1.25rem;
}

.post-discussion .giscus-frame {
  width: 100%;
}

@media (max-width: 640px) {
  .post-discussion {
    margin-top: 3.5rem;
    padding-top: 0.7rem;
  }

  .post-discussion-intro {
    margin-bottom: 1.1rem;
  }

  .post-discussion-description {
    font-size: 0.94rem;
  }
}